/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements. See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.hadoop.ozone.recon;

import com.google.inject.Injector;
import com.google.inject.servlet.GuiceServletContextListener;

/**
 * Servlet Context Listener that provides the Guice injector.
 */
public class ReconGuiceServletContextListener
    extends GuiceServletContextListener {

  private static Injector injector;

  @Override
  public Injector getInjector() {
    return injector;
  }

  static void setInjector(Injector inj) {
    injector = inj;
  }

  /**
   * Expose injector for internal upgrade actions that run outside Jersey.
   */
  public static Injector getGlobalInjector() {
    return injector;
  }
}
